DLM1337_调试手册说明书指南

DIGITAL LIGHT METERI.INSTRUCTION.....Ⅱ.FEATURES1337II.SPECIFICATIONS........2INSTRUCTION MANUALIV.NAME OF PARTS AND POSITIONS.3V.OPERATING INSTRUCTIONS...VI.BATTERY CHECK-UP REPLACEMENT.......5Light MaterVI.SPECTRAL SENSITTVITY CHARACTERISTIC.............5.MIN 8 MAXw厘.MAINTENANCE6D.RECOMMENDED ILLUMINATION...6I INSTRUCTIONThe digitai illuminance meter is a precision instrument used tomeasure lltuminance (lux,footcandle)in the field..It is meet CIE photopic spectral response,f'56%..It is fully cosine corrected for the angular incidence of light..The illuminance meter is compact,tough and easy to handleowing to its construction..The light sensitive component used in the meter is a very stable.long-life silicon phote diode and spectral response filter..U.S.Pat No.Des.446,135.U.S.Pat No.Des.469,025II FEATURESLight-measuring levels ranging from 0.01 lux-20.00 klux/0.01 fc -20.00 kfc,repeatedly.High accuracy and rapid response.Data-hold function for holding measuring values.Storage Temperature and HumidityUnit and sign display for easy reading..10℃to50℃(14℉1o140F)&0%to70%RH.◆Automatic zeroingPower Source 6 pcs size AAA battery.Meter corrected for spectral relative efficiency.Battery life typlcal )400 hours carbon zine )Correctlon factor need not be manually calculated for non-standard light sources..Photo detector Lead Length:150 cm approx.)Short rise and fall times.Photo detector DImensions 92Lx 60Wx 29H(mm):Capable of selecting measuring mode in tux or fc scale,altematively·Meter Dimen3ions:150L×72W×35H(mmMaximum and minlmum measurements.◆Welght:320g..Accessories:Carry case,instruction manual,battery.SPECIFICATIONS·Display:312 digit LCD.IV NAME OF PARTS AND POSITIONS.Measuring Range 20.00 lux.200.0 lux,2000 lux,20.00 Klux/20.00fc,200.0fc.2000fc.20.00KfcNote 1fc =10.76 lux,1Klux =1000 lux,1Kfc 1000fc.Overrange Display LCD wl show "OL"symbol.Spectral Response:CIE Photoplc.(CIE human eye responsecurve).·Spectral Accuracy:CIE VA function f'1≤6%·Cosine Response:12≤2%·Accuracy:±3%rdg±0.5yf.s.(±4%rdgt10 dgts as>10,000 lux/fc range).①(calibrated to standard incandescent lamp at color temperature2856K).。Repeatabllity:±2w.®·Temperature Characteristics:±0.1/℃.Sampllng Rate:2.5 times/sec..Photo Detector One silicon photo diode and spectralresponse filter.Operating Temperature Humidity0℃to40℃(32Fto104F)&0%to80%RH2